What are Busy Lamp Fields or BLFs?
BLF or Busy Lamp Fields are typically a collection of indicators on a phone that show who is talking on other phones connected to the same PBX and typically used by a receptionist or secretary to aid in routing incoming calls.
To configure phone keys via the Hosted Platform simply do the following:
- Ensure the device is provisioned through VoiceHost (devices are listed in the portal under "provisioning"
- Find the device in the list you wish to configure the keys for.
- Select "Provision Keys"
- Select "BLF" from the drop-down and enter your account number followed by * and the extension you wish to see example 12345*204
- Save and reboot the phone ensuring that the checkbox for function keys is enabled.
Official Telephone Handset BLF Key Labeling Templates
You can download a formatted Key Labelling template for your Telephone Handsets below:
NOTE: These are pre-formatted to replace the paper BLF name inserts on your phone and should not be altered in size or scale.
|Manufacturer||Model (click to download .doc .pdf)|
|Snom||3xx Series||7xx Series||720 | D725 | 760 | D765|
|Cisco||SPA500S Attendant Console sidecars||7861|
|Polycom||VVX Expansion Module|
|Yealink||SIP-T38G , SIP-T28P , SIP-T26P , IP Phone Expansion Module EXP38|
|Grandstream||GXP 1628 | 1630|
|Panasonic||KX-UT133 | KX-UT136|
Softphone BLF Functionality
Under 'Quick Dial' add the contacts you wish to monitor using the method prescribed at the top of this page.
Detailed Softphone instructions can be found here: https://www.voicehost.co.uk/help/softphone